CN114506315A - Networked vehicle braking auxiliary system and method - Google Patents
Networked vehicle braking auxiliary system and method Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/06—Automatic manoeuvring for parking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/08—Active safety systems predicting or avoiding probable or impending collision or attempting to minimise its consequences
- B60W30/09—Taking automatic action to avoid collision, e.g. braking and steering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/10—Path keeping
- B60W30/12—Lane keeping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/143—Alarm means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/146—Display means
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Abstract
The invention discloses an online vehicle braking auxiliary system and method, and relates to the technical field of vehicle safety. The vehicle brake auxiliary system aims to solve the problems that a traditional vehicle brake auxiliary system cannot control the steering of a vehicle, a driver controls a steering wheel to make a sudden turn at a high speed, so that safety accidents easily occur, the vehicle is caused to slip on one side, and the accident rate and the accident death rate are improved. The networking vehicle braking auxiliary system and the networking vehicle braking auxiliary method have the advantages that the automatic braking module automatically controls the emergency braking of the vehicle, the high beam and the dipped headlight are automatically switched and adjusted according to the driving environment, the lighting quality is improved to the maximum extent at the bend where accidents easily occur, the road, the vehicle, the pedestrian, the traffic sign and the traffic signal are detected and identified, the identification signal is analyzed and processed, the safe driving of the vehicle is ensured, the track layer comprises global path planning, local path planning and vehicle longitudinal control, the track layer plans the obstacle avoidance path, the driving safety is improved, and the accident probability is reduced.
Description
Technical Field
The invention relates to the technical field of vehicle safety, in particular to an online vehicle braking auxiliary system and method.
Background
With the increase of the automobile holding capacity, the incidence rate and the death rate of traffic accidents are the problems which need to be solved urgently at present. The vehicle braking auxiliary system is one of solutions, improves the driving safety of the automobile, and reduces the accident occurrence rate and the accident death rate, however, the vehicle braking auxiliary system in the current market still has the following problems:
1. the conventional vehicle braking auxiliary system on the market has a single function, cannot respectively identify pedestrians, obstacles and vehicles, is poor in environmental perception, inaccurate in vehicle positioning, incapable of networking and monitoring in real time, high in failure rate and incapable of braking in time;
2. the traditional vehicle braking auxiliary system cannot perform steering control on a vehicle, a driver controls a steering wheel to make a sudden turn under the high-speed condition, so that safety accidents easily occur, the phenomenon of vehicle rollover and slipping is caused, and the accident rate and the accident death rate are improved.
Disclosure of Invention
The invention aims to provide a networked vehicle braking auxiliary system and a method, wherein an automatic braking module automatically controls the emergency braking of a vehicle, automatically switches and adjusts a high beam and a dipped headlight according to the driving environment, detects and identifies roads, vehicles, pedestrians, traffic signs and traffic signals, analyzes and processes the identification signals, transmits the identification signals to a track layer to ensure the safe driving of the vehicle, the track layer comprises global path planning, local path planning and vehicle longitudinal control, and the track layer plans an obstacle avoidance path, thereby further improving the driving safety, reducing the probability of the occurrence of accidents and solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a networking vehicle braking auxiliary system comprises a vehicle-mounted mobile interconnection system, an exclusive server, an inter-vehicle network, an application cloud platform and a vehicle braking auxiliary system, wherein the exclusive server respectively performs data interaction with the vehicle-mounted mobile interconnection system, the inter-vehicle network and the application cloud platform through network signals, the vehicle-mounted mobile interconnection system performs data interaction with a Beidou positioning system through positioning signals, the application cloud platform performs data interaction with a basic data center through data signals, the vehicle-mounted mobile interconnection system comprises a networking vehicle and an intelligent mobile terminal, the networking vehicle performs data interaction with an inductor, the inductor performs data interaction with a first wireless signal, the intelligent mobile terminal performs data interaction with the networking vehicle, the intelligent mobile terminal performs data interaction with a first wireless signal, the inter-vehicle network comprises a vehicle short-range communication group and a second wireless signal, the vehicle short-range communication group is composed of at least one networked vehicle, data interaction is carried out between the networked vehicles through signals respectively, and data interaction is carried out between the vehicle short-range communication group and the second wireless signals respectively.
Further, the networking vehicle includes the automobile body, locomotive and rear of a vehicle, laser radar is installed respectively all around to the automobile body, the laser radar unanimous with the automobile body is installed respectively at locomotive both sides and front end center, the automobile body front end is provided with preceding range finding radar respectively, preceding range finding radar sets up to two and parallel arrangement respectively, the laser radar unanimous with the locomotive is installed at rear of a vehicle center, laser radar carries out the data interaction through the signal respectively, preceding range finding radar and the laser radar outside are provided with detection range respectively, the crisscross coverage each other respectively of detection range both sides, detection range constitutes the whole car of networking vehicle and does not have the dead angle and covers.
Further, the vehicle braking auxiliary system comprises a driving environment acquisition unit, an electronic interconnection control unit and an execution unit, the driving environment acquisition unit comprises a distance measurement sensor module, a vehicle speed sensor module, an accelerator sensor module, a brake sensor module, a steering sensor module and a road surface environment sensor module, the execution unit comprises an audible and visual alarm module, a display module, an automatic deceleration module and an automatic braking module, the distance measurement sensor module, the vehicle speed sensor module, the accelerator sensor module, the brake sensor module, the steering sensor module and the road surface environment sensor module output end are respectively electrically connected with the electronic interconnection control unit, the electronic interconnection control unit output end is respectively electrically connected with the audible and visual alarm module, the display module, the automatic deceleration module and the automatic braking module.
Furthermore, the electronic interconnection control unit comprises a network signal transmission module and a sensor signal transmission module, the sensor signal transmission module is respectively in data interaction with the distance measurement sensor module, the vehicle speed sensor module, the throttle sensor module, the brake sensor module, the steering sensor module and the road surface environment sensor module, the output end of the sensor signal transmission module is in data interaction with the network signal transmission module, and the network signal transmission module is in data interaction with the application cloud platform through network signals.
Furthermore, the vehicle braking auxiliary system is installed in the networked vehicle, sensors for performing data interaction with the distance measuring sensor module, the vehicle speed sensor module, the accelerator sensor module, the braking sensor module, the steering sensor module and the road surface environment sensor module are respectively installed on the networked vehicle, and the automatic braking module performs data interaction with a braking system in the networked vehicle.
Further, the vehicle braking auxiliary system framework is composed of a display layer, a positioning sensing layer, a track layer and a control layer, wherein the display layer comprises a GPS display system, a vehicle information display system and a radar system, the GPS display system and the radar system respectively display the position of the vehicle and the surrounding environment in the networked vehicle, the vehicle information display system displays vehicle diagnosis information, maintenance information, door and window opening and closing, the use of an air bag, the states of an engine and a gearbox, battery power, driving information and driver information, the positioning sensing layer comprises pedestrian identification, vehicle identification, obstacle identification and vehicle positioning, the detection and identification are carried out on roads, vehicles, pedestrians, traffic signs and traffic signals, the identification signals are analyzed and processed and transmitted to the track layer, the track layer comprises global path planning, local path planning and vehicle longitudinal control, the track layer plans an obstacle avoiding path, and transmitting the planning result to a control layer, wherein the control layer comprises gear control, accelerator control, brake control and steering control, and the control layer respectively controls the gear, the accelerator, the brake and the steering.
Further, the automatic braking module is provided with lane departure early warning function, full-automatic parking function, driving fatigue detection function, forward collision early warning function, initiative obstacle avoidance function, automatic driving function and blind area detection function respectively, and the automatic driving function includes lighting control system and self-adaptation front lighting system, and vehicle braking auxiliary system constitutes the car intranet in networking vehicle, and car intranet output is mutual data interaction respectively constitutes the short-range communication group of vehicle.
Further, the application cloud platform comprises a data analysis module, a collaborative planning module, a queue control module, a data calculation module, a traffic environment detection module, a judgment module and a safe driving rating module, wherein the data analysis module receives signals collected by the driving environment acquisition unit for analysis, the collaborative planning module performs data integration planning on the analyzed data, the queue control module performs queue analysis according to data transmitted by different vehicles to avoid data fusion confusion, the traffic environment detection module detects traffic conditions on a driving route of the vehicles, the data calculation module calculates accident rate of the integrated data, the judgment module judges and transmits data results and execution commands to the electronic interconnection control unit, and the execution units execute the data results and the execution commands.
Further, the output ends of the data analysis module, the collaborative planning module, the queue control module, the data calculation module, the traffic environment detection module and the judgment module respectively carry out data interaction with the safe driving rating module, the safe driving rating module rates the vehicles one by one and transmits the data to the basic data center, and the basic data center stores and arranges the received data and forms a table.
The invention provides another technical scheme, and an auxiliary method of a networked vehicle brake auxiliary system comprises the following steps:
the method comprises the following steps: the method comprises the steps that sensing data acquisition is carried out on networked vehicles through a driving environment acquisition unit in a vehicle braking auxiliary system, the data are transmitted to an electronic interconnection control unit, and data interaction is carried out with an application cloud platform through the electronic interconnection control unit;
step two: the cloud platform is used for analyzing and integrating the received data, judging the running path and running safety of the networked vehicle and sending out an instruction, the execution of the instruction is performed by the execution unit, the sound-light alarm module performs sound-light alarm to remind a driver, the display module displays front identification information and an electronic map, and the automatic deceleration module performs automatic deceleration according to actual conditions;
step three: the automatic braking module carries out lane departure early warning, full-automatic parking, driving fatigue detection, forward collision early warning, active obstacle avoidance, automatic driving and blind area detection through different functions, and transmits vehicle data to the application cloud platform in real time, and the basic data center carries out integration and grading according to the data, carries out vehicle locking and vehicle early warning tracking on dangerous driving vehicles, guarantees that the driving safety of the vehicles is effectively improved, and reduces the accident rate.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the networking vehicle braking auxiliary system and method provided by the invention, the vehicles are positioned and monitored in real time through the Beidou positioning system and the application cloud platform, the coordinated driving among the networking vehicles is improved by utilizing the Internet technology, the occurrence rate of traffic accidents is reduced, the traffic safety is greatly improved, and the application range of the vehicle braking auxiliary system is expanded.
2. According to the networking vehicle braking auxiliary system and method provided by the invention, two sides of the detection range of the front range finding radar and the laser radar are respectively covered in a staggered manner, the detection range forms the whole networking vehicle no-dead-angle coverage, the detection comprehensiveness of the detection range is effectively enlarged, the detection accuracy of the laser radar and the front range finding radar is ensured, and the safety performance is improved.
3. The invention provides a networking vehicle brake auxiliary system and a networking vehicle brake auxiliary method.A high beam and a low beam are automatically switched and adjusted by an automatic brake module according to the driving environment, so that the light of a vehicle does not dazzle the other side, the lighting quality is furthest improved at a curve where an accident easily occurs, roads, vehicles, pedestrians, traffic signs and traffic signals are detected and identified, the identification signals are analyzed and processed and transmitted to a track layer, the safe driving of the vehicle is ensured, the track layer comprises global path planning, local path planning and vehicle longitudinal control, the track layer plans an obstacle avoidance path, the driving safety is further improved, and the probability of the accident is reduced.
4. The vehicle braking auxiliary system forms an internal vehicle network in the networked vehicle, provides a data base for an application cloud platform, ensures real-time updating of data, grades the vehicle one by a safe driving grading module, transmits the data to a basic data center, stores and arranges the received data by the basic data center, forms a table, provides a large amount of data support for analysis and instructions made by the application cloud platform, improves analysis fineness, is quick to react, and improves intelligent control level.
Drawings
FIG. 1 is an overall system topology of the present invention;
FIG. 2 is a topological diagram of a vehicle-mounted mobile Internet system according to the present invention;
FIG. 3 is an inter-vehicle network topology of the present invention;
FIG. 4 is a schematic view of a networked vehicle of the present invention;
FIG. 5 is a block diagram of a vehicle brake assist system of the present invention;
FIG. 6 is a block diagram of an electronic interconnect control unit of the present invention;
FIG. 7 is a functional diagram of an automatic braking module of the present invention;
FIG. 8 is a schematic view of a vehicle brake assist architecture of the present invention;
fig. 9 is a module diagram of the application cloud platform of the present invention.
In the figure: 1. a vehicle-mounted mobile internet system; 11. networking vehicles; 111. a laser radar; 112. detecting the range; 113. a front range radar; 12. an intelligent mobile terminal; 13. an inductor; 14. a first wireless signal; 2. a dedicated server; 3. an inter-vehicle network; 31. a vehicle short-range communication group; 32. a second wireless signal; 4. an application cloud platform; 41. a data analysis module; 42. a collaborative planning module; 43. a queue control module; 44. a data calculation module; 45. a traffic environment detection module; 46. a judgment module; 47. a safe driving rating module; 5. a driving environment acquisition unit; 51. a ranging sensor module; 52. a vehicle speed sensor module; 53. a throttle sensor module; 54. a brake sensor module; 55. a steering sensor module; 56. a road surface environment sensor module; 6. an electronic interconnection control unit; 61. a network signal transmission module; 62. a sensor signal transmission module; 7. an execution unit; 71. a sound and light alarm module; 72. a display module; 73. an automatic deceleration module; 74. an automatic braking module; 8. a base data center; 9. big dipper positioning system.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an internet-connected vehicle braking auxiliary system includes a vehicle-mounted mobile internet system 1, an exclusive server 2, an inter-vehicle network 3, an application cloud platform 4 and a vehicle braking auxiliary system, the exclusive server 2 performs data interaction with the vehicle-mounted mobile internet system 1, the inter-vehicle network 3 and the application cloud platform 4 through network signals, the vehicle-mounted mobile internet system 1 performs data interaction with a beidou positioning system 9 through positioning signals, the application cloud platform 4 performs data interaction with a basic data center 8 through data signals, the vehicle-mounted mobile internet system 1 includes an internet-connected vehicle 11 and an intelligent mobile terminal 12, the internet-connected vehicle 11 performs data interaction with a sensor 13, the sensor 13 performs data interaction with a first wireless signal 14, the intelligent mobile terminal 12 performs data interaction with the internet-connected vehicle 11, the intelligent mobile terminal 12 performs data interaction with the first wireless signal 14, the inter-vehicle network 3 comprises a vehicle short-range communication group 31 and a second wireless signal 32, the vehicle short-range communication group 31 is composed of at least one networked vehicle 11, data interaction is carried out between the networked vehicles 11 through signals respectively, the vehicle short-range communication group 31 carries out data interaction with the second wireless signal 32 respectively, the vehicles are positioned in real time and monitored in real time through a Beidou positioning system 9 and an application cloud platform 4, the internet technology is utilized to improve coordinated running between the networked vehicles 11, the occurrence rate of traffic accidents is reduced, the traffic safety is greatly improved, and the application range of the vehicle braking auxiliary system is expanded.
Referring to fig. 4, the networked vehicle 11 includes a vehicle body, a vehicle head and a vehicle tail, the vehicle body is respectively provided with laser radars 111 around, the two sides of the vehicle head and the front end center are respectively provided with the laser radars 111 consistent with the vehicle body, the front end of the vehicle body is respectively provided with a front ranging radar 113, the front ranging radars 113 are arranged in two and respectively arranged in parallel, the vehicle tail center is provided with the laser radars 111 consistent with the vehicle head, the laser radars 111 respectively perform data interaction through signals, the outer sides of the front ranging radar 113 and the laser radar 111 are respectively provided with a detection range 112, the two sides of the detection range 112 are respectively covered in a staggered manner, the detection range 112 forms a dead-corner-free coverage of the whole networked vehicle 11, the detection comprehensiveness of the detection range 112 is effectively enlarged, the detection accuracy of the laser radars 111 and the front ranging radars 113 is ensured, and the safety performance is improved.
Referring to fig. 5-7, the vehicle braking auxiliary system includes a driving environment collecting unit 5, an electronic interconnection control unit 6 and an execution unit 7, the driving environment collecting unit 5 includes a distance measuring sensor module 51, a vehicle speed sensor module 52, an accelerator sensor module 53, a braking sensor module 54, a steering sensor module 55 and a road surface environment sensor module 56, the execution unit 7 includes an audible and visual alarm module 71, a display module 72, an automatic deceleration module 73 and an automatic braking module 74, the output ends of the distance measuring sensor module 51, the vehicle speed sensor module 52, the accelerator sensor module 53, the braking sensor module 54, the steering sensor module 55 and the road surface environment sensor module 56 are respectively electrically connected with the electronic interconnection control unit 6, the output end of the electronic interconnection control unit 6 is respectively electrically connected with the audible and visual alarm module 71, the display module 72, the automatic deceleration module 73 and the automatic braking module 74, the electronic interconnection control unit 6 comprises a network signal transmission module 61 and a sensor signal transmission module 62, the sensor signal transmission module 62 respectively carries out data interaction with the distance measurement sensor module 51, the vehicle speed sensor module 52, the accelerator sensor module 53, the brake sensor module 54, the steering sensor module 55 and the road surface environment sensor module 56, the output end of the sensor signal transmission module 62 carries out data interaction with the network signal transmission module 61, the network signal transmission module 61 carries out data interaction with the application cloud platform 4 through network signals, the vehicle brake auxiliary system is installed in the networked vehicle 11, the networked vehicle 11 is respectively provided with sensors 13 which carry out data interaction with the distance measurement sensor module 51, the vehicle speed sensor module 52, the accelerator sensor module 53, the brake sensor module 54, the steering sensor module 55 and the road surface environment sensor module 56, the automatic braking module 74 performs data interaction with a braking system in the networked vehicle 11, the automatic braking module 74 is respectively provided with a lane departure early warning function, a full-automatic parking function, a driving fatigue detection function, a forward collision early warning function, an active obstacle avoidance function, an automatic driving function and a blind area detection function, when a collision about to occur in the front is detected, the system automatically brakes and gives an alarm in advance, the vehicles appearing in the blind spot of a rearview mirror including the side and the rear are detected to remind a driver of potential danger, the automatic driving function comprises a light control system and an adaptive front lighting system, light is turned on or off according to the driving environment, the vehicles on the head and the high beam and the low beam are automatically switched and adjusted, in order to prevent the vehicle light from dazzling the opposite side, reduce the probability of occurrence of accidents, and improve the lighting quality to the maximum extent at the bend where the accidents are easy to occur, the vehicle braking auxiliary system forms an internal network in the networked vehicle 11, and the output ends of the internal network respectively interact with each other to form a vehicle short-range communication group 31, so that a data base is provided for the application cloud platform 4, real-time data updating is guaranteed, and the networked vehicle 11 has the advantages of safety and energy-saving running.
Referring to fig. 8-9, the vehicle braking assistance system architecture is composed of a display layer, a positioning sensing layer, a track layer and a control layer, the display layer includes a GPS display system, a vehicle information display system and a radar system, the GPS display system and the radar system respectively display the position of the vehicle and the surrounding environment in the networked vehicle 11, the vehicle information display system displays vehicle diagnosis information, maintenance information, opening and closing of doors and windows, the use of airbags, the states of engines and transmissions, battery power, driving information and driver information, the positioning sensing layer includes pedestrian identification, vehicle identification, obstacle identification and vehicle positioning, detects and identifies roads, vehicles, pedestrians, traffic signs and traffic signals, analyzes and processes the identification signals, transmits the identification signals to the track layer to ensure the safe driving of the vehicle, the track layer includes global path planning, local path planning and vehicle longitudinal control, the track layer plans an obstacle avoidance path and transmits a planning result to a control layer, the control layer comprises a gear control layer, an accelerator control layer, a brake control layer and a steering control layer, the control layer respectively controls the gear, the accelerator, the brake and the steering, the application cloud platform 4 comprises a data analysis module 41, a collaborative planning module 42, a queue control module 43, a data calculation module 44, a traffic environment detection module 45, a judgment module 46 and a safe driving rating module 47, the data analysis module 41 receives and analyzes signals collected by the driving environment acquisition unit 5, the collaborative planning module 42 carries out data integration planning on the analyzed data, the queue control module 43 carries out queue analysis according to data transmitted by different vehicles to avoid data fusion confusion, the traffic environment detection module 45 detects traffic conditions on a vehicle driving route, and the data calculation module 44 calculates accident rate according to the integrated data, the judgment module 46 judges and transmits the data result and the execution command to the electronic interconnection control unit 6, the execution of the execution unit 7 detects the relative speed and the relative distance with the front vehicle, the vehicle speed is automatically controlled to keep the safe distance between the vehicle and the front vehicle, the driver who runs on the highway for a long time does not need to keep tension constantly, the effect of relieving stress is achieved, the output ends of the data analysis module 41, the collaborative planning module 42, the queue control module 43, the data calculation module 44, the traffic environment detection module 45 and the judgment module 46 respectively carry out data interaction with the safe driving rating module 47, the safe driving rating module 47 grades the vehicle one by one and transmits the data to the basic data center 8, the basic data center 8 stores and arranges the received data, forms a table, and provides a large amount of data support for the analysis and the instruction made by the application cloud platform 4, the analysis fineness is improved, the reaction is rapid, and the intelligent control level is improved.
An auxiliary method of a networked vehicle brake auxiliary system comprises the following steps:
the method comprises the following steps: the method comprises the steps that sensing data acquisition is carried out on networked vehicles 11 through a driving environment acquisition unit 5 in a vehicle braking auxiliary system, the data are transmitted to an electronic interconnection control unit 6, and data interaction is carried out with an application cloud platform 4 through the electronic interconnection control unit 6;
step two: the cloud platform 4 is used for analyzing and integrating the received data, judging the running path and running safety of the networked vehicle 11 and sending an instruction, the execution is performed by the execution unit 7, the sound-light alarm module 71 performs sound-light alarm to remind a driver, the display module 72 displays front identification information and an electronic map, and automatic deceleration is performed according to actual conditions through the automatic deceleration module 73;
step three: the automatic braking module 74 performs lane departure early warning, full-automatic parking, driving fatigue detection, forward collision early warning, active obstacle avoidance, automatic driving and blind area detection through different functions, transmits vehicle data to the application cloud platform 4 in real time, and the basic data center 8 performs integration and rating according to the data, performs vehicle locking and vehicle early warning tracking on dangerous driving vehicles, ensures that the driving safety of the vehicles is effectively improved, and reduces the accident rate.
In conclusion, the networked vehicle braking auxiliary system and the method thereof perform real-time positioning and real-time monitoring on the vehicle through the Beidou positioning system 9 and the application cloud platform 4, improve coordinated driving between networked vehicles 11 by utilizing the Internet technology, reduce the occurrence rate of traffic accidents, greatly improve traffic safety, expand the application range of the vehicle braking auxiliary system, respectively cover the two sides of the detection range 112 of the front ranging radar 113 and the laser radar 111 in a staggered manner, form no dead angle coverage of the whole networked vehicle 11 by the detection range 112, effectively expand the detection comprehensiveness of the detection range 112, ensure the detection accuracy of the laser radar 111 and the front ranging radar 113, improve safety performance, automatically control emergency braking of the vehicle through the automatic braking module 74, automatically switch and adjust a high beam and a low beam according to the driving environment, and aim to prevent the vehicle light from dazzling the opposite side, the lighting quality is improved to the maximum extent at a curve position where an accident easily occurs, roads, vehicles, pedestrians, traffic signs and traffic signals are detected and identified, the identification signals are analyzed and processed and transmitted to a track layer to ensure safe driving of the vehicles, the track layer comprises global path planning, local path planning and vehicle longitudinal control, the track layer plans an obstacle avoidance path, driving safety is further improved, the probability of the accident is reduced, a vehicle braking auxiliary system forms an in-vehicle network in a networked vehicle 11 to provide a data base for an application cloud platform 4 and ensure real-time updating of data, a safe driving rating module 47 grades the vehicles one by one and transmits the data to a basic data center 8, the basic data center 8 stores and arranges the received data and forms a table to provide a large amount of data support for analysis and instructions made by the application cloud platform 4, the analysis fineness is improved, the reaction is rapid, and the intelligent control level is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides an networking vehicle braking auxiliary system, includes on-vehicle removal interconnected system (1), exclusive server (2), intercar network (3), uses cloud platform (4) and vehicle braking auxiliary system, its characterized in that: the special server (2) performs data interaction with the vehicle-mounted mobile internet system (1), the inter-vehicle network (3) and the application cloud platform (4) through network signals respectively, the vehicle-mounted mobile internet system (1) performs data interaction with the Beidou positioning system (9) through positioning signals, the application cloud platform (4) performs data interaction with the basic data center (8) through data signals, the vehicle-mounted mobile internet system (1) comprises a networking vehicle (11) and an intelligent mobile terminal (12), the networking vehicle (11) performs data interaction with an inductor (13), the inductor (13) performs data interaction with a first wireless signal (14), the intelligent mobile terminal (12) performs data interaction with the networking vehicle (11), the intelligent mobile terminal (12) performs data interaction with the first wireless signal (14), the inter-vehicle network (3) comprises a vehicle short-range communication group (31) and a second wireless signal (32), the vehicle short-range communication group (31) is composed of at least one networked vehicle (11), data interaction is carried out between the networked vehicles (11) through signals, and data interaction is carried out between the vehicle short-range communication group (31) and the second wireless signal (32).
2. The networked vehicle brake assist system of claim 1, wherein: networking vehicle (11) are including the automobile body, locomotive and rear of a vehicle, laser radar (111) are installed respectively all around to the automobile body, laser radar (111) unanimous with the automobile body are installed respectively to locomotive both sides and front end center, the automobile body front end is provided with preceding range finding radar (113) respectively, preceding range finding radar (113) set up to two and parallel arrangement respectively, laser radar (111) unanimous with the locomotive are installed to the rear of a vehicle center, laser radar (111) carry out data interaction through the signal respectively, preceding range finding radar (113) and laser radar (111) outside are provided with detection range (112) respectively, detection range (112) both sides are crisscross the cover each other respectively, detection range (112) constitute networking vehicle (11) no dead angle of whole car and cover.
3. The networked vehicle brake assist system of claim 1, wherein: the vehicle braking auxiliary system comprises a driving environment acquisition unit (5), an electronic interconnection control unit (6) and an execution unit (7), wherein the driving environment acquisition unit (5) comprises a distance measurement sensor module (51), a vehicle speed sensor module (52), an accelerator sensor module (53), a braking sensor module (54), a steering sensor module (55) and a road surface environment sensor module (56), the execution unit (7) comprises an audible and visual alarm module (71), a display module (72), an automatic deceleration module (73) and an automatic braking module (74), the output ends of the distance measurement sensor module (51), the vehicle speed sensor module (52), the accelerator sensor module (53), the braking sensor module (54), the steering sensor module (55) and the road surface environment sensor module (56) are respectively and electrically connected with the electronic interconnection control unit (6), the output end of the electronic interconnection control unit (6) is respectively and electrically connected with the sound-light alarm module (71), the display module (72), the automatic deceleration module (73) and the automatic braking module (74).
4. A networked vehicle brake assist system as claimed in claim 3, wherein: the electronic interconnection control unit (6) comprises a network signal transmission module (61) and a sensor signal transmission module (62), the sensor signal transmission module (62) is respectively in data interaction with the distance measurement sensor module (51), the vehicle speed sensor module (52), the accelerator sensor module (53), the brake sensor module (54), the steering sensor module (55) and the road surface environment sensor module (56), the output end of the sensor signal transmission module (62) is in data interaction with the network signal transmission module (61), and the network signal transmission module (61) is in data interaction with the application cloud platform (4) through network signals.
5. The networked vehicle brake assist system of claim 4, wherein: the vehicle braking auxiliary system is installed in a networked vehicle (11), the networked vehicle (11) is respectively provided with an inductor (13) which performs data interaction with a distance measuring sensor module (51), a vehicle speed sensor module (52), an accelerator sensor module (53), a braking sensor module (54), a steering sensor module (55) and a road surface environment sensor module (56), and an automatic braking module (74) performs data interaction with a braking system in the networked vehicle (11).
6. The networked vehicle brake assist system of claim 1, wherein: the vehicle braking auxiliary system framework is composed of a display layer, a positioning sensing layer, a track layer and a control layer, wherein the display layer comprises a GPS display system, a vehicle information display system and a radar system, the GPS display system and the radar system respectively display the position and the surrounding environment of an automobile in a networked vehicle (11), the vehicle information display system displays vehicle diagnosis information, maintenance information, door and window opening and closing, the use of an air bag, the states of an engine and a gearbox, battery power, driving information and driver information, the positioning sensing layer comprises pedestrian identification, vehicle identification, obstacle identification and vehicle positioning, detects and identifies roads, vehicles, pedestrians, traffic signs and traffic signals, analyzes and processes the identification signals and transmits the identification signals to the track layer, the track layer comprises global path planning, local path planning and vehicle longitudinal control, the track layer plans an obstacle avoidance path, and transmitting the planning result to a control layer, wherein the control layer comprises gear control, accelerator control, brake control and steering control, and the control layer respectively controls the gear, the accelerator, the brake and the steering.
7. A networked vehicle brake assist system as claimed in claim 3, wherein: the automatic braking module (74) is provided with lane departure early warning function, full-automatic parking function, driving fatigue detection function, forward collision early warning function, initiative obstacle avoidance function, automatic driving function and blind area detection function respectively, and the automatic driving function includes lighting control system and self-adaptation preceding lighting system, and vehicle braking auxiliary system constitutes the car intranet in networking vehicle (11), and car intranet output is mutual data interaction respectively constitutes vehicle short-range communication group (31).
8. The networked vehicle brake assist system of claim 1, wherein: the application cloud platform (4) comprises a data analysis module (41), a collaborative planning module (42), a queue control module (43), a data calculation module (44), a traffic environment detection module (45), a judgment module (46) and a safe driving rating module (47), wherein the data analysis module (41) receives signals collected by a driving environment acquisition unit (5) for analysis, the collaborative planning module (42) performs data integration planning on the analysis data, the queue control module (43) performs queue analysis according to data transmitted by different vehicles to avoid data fusion confusion, the traffic environment detection module (45) detects traffic conditions on a driving route of the vehicles, the data calculation module (44) calculates accident rate of the integrated data, the judgment module (46) judges and transmits data results and execution commands to the electronic interconnection control unit (6), is executed by an execution unit (7).
9. The networked vehicle brake assist system of claim 8, wherein: the output ends of the data analysis module (41), the collaborative planning module (42), the queue control module (43), the data calculation module (44), the traffic environment detection module (45) and the judgment module (46) are respectively in data interaction with the safe driving rating module (47), the safe driving rating module (47) rates the vehicles one by one and transmits the data to the basic data center (8), and the basic data center (8) stores and arranges the received data and forms a table.
10. An assisting method of the networked vehicle brake assist system according to any one of claims 1 to 9, characterized in that: the method comprises the following steps:
the method comprises the following steps: the method comprises the steps that sensing data acquisition is carried out on networked vehicles (11) through a driving environment acquisition unit (5) in a vehicle braking auxiliary system, the data are transmitted to an electronic interconnection control unit (6), and data interaction is carried out with an application cloud platform (4) through the electronic interconnection control unit (6);
step two: the cloud platform (4) is used for analyzing and integrating the received data, judging the running path and running safety of the networked vehicle (11) and sending out an instruction, the execution is carried out by the execution unit (7), the sound-light alarm module (71) carries out sound-light alarm to remind a driver, the display module (72) displays front identification information and an electronic map, and automatic deceleration is carried out according to the actual situation through the automatic deceleration module (73);
step three: the automatic braking module (74) performs lane departure early warning, full-automatic parking, driving fatigue detection, forward collision early warning, active obstacle avoidance, automatic driving and blind area detection through different functions, vehicle data are transmitted to the application cloud platform (4) in real time, the basic data center (8) performs integration and rating according to the data, vehicle locking and vehicle early warning tracking are performed on dangerous driving vehicles, vehicle driving safety is effectively improved, and accident rate is reduced.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115257666A (en) * | 2022-08-03 | 2022-11-01 | 福建福大北斗通信科技有限公司 | Comprehensive early warning system and diagnosis method based on Beidou positioning |
CN118522181A (en) * | 2024-07-19 | 2024-08-20 | 深圳喜为智慧科技有限公司 | Real-time early warning system of vehicle based on AI |
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2022
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115257666A (en) * | 2022-08-03 | 2022-11-01 | 福建福大北斗通信科技有限公司 | Comprehensive early warning system and diagnosis method based on Beidou positioning |
CN118522181A (en) * | 2024-07-19 | 2024-08-20 | 深圳喜为智慧科技有限公司 | Real-time early warning system of vehicle based on AI |
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